PORTLAND – The Portland Symphony Orchestra will present a program of vocal works culminating with Brahms’ masterpiece Ein deutsche Requiem (“A German Requiem”) Tuesday, March 4, at Merrill Auditorium.

The program includes Haydn’s “Te Deum;” Barber’s “Knoxville: Summer of 1915,” a richly textured work set to excerpts from James Agee’s short story “Knoxville;” and Ein deutsche Requiem, one of the most deeply personal and religious works of any century. Conductor Robert Russell will lead the Concert Conversation at 6:15 p.m. in the rehearsal hall at Merrill Auditorium. This is free for ticketholders.

Soloists Mary Wilson, soprano, and Philip Cutlip, baritone, will join the PSO and Masterworks Chorus of the Choral Art Society. Guest conductor Robert Russell, music director of the CAS and professor of music at the University of Southern Maine, has been an integral part of Portland’s music scene for the past 25 years.

Middle school, high school and college students are invited to attend the final dress rehearsal of the Tuesday March Classical Concert, on Monday, March 3 at 7 p.m. in Merrill Auditorium. Students may call 773-6128, extension 308, to make a reservation. Admission to the final rehearsal is free; reservations are required.

The March 4 concert will begin at 7:30 p.m. Tickets, $32 and $43, may be ordered online at www.porttix.com; by calling 842-0800; or at the PortTix box office, 20 Myrtle St., Monday through Saturday from noon to 6 p.m. Discounts are available for students, seniors and groups of 10 or more.